Home / 660,761,138,794.82-911,850,415,386.06-367,779,774,090.86

Finding the Fourth Proportional to 660,761,138,794.82, 911,850,415,386.06 and 367,779,774,090.86

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Solution

The fourth proportional to 660,761,138,794.82, 911,850,415,386.06 and 367,779,774,090.86 is: 507,536,112,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,761,138,794.82 : 911,850,415,386.06 = 367,779,774,090.86 : x
  2. Step 2: Convert to fraction form
    660,761,138,794.82/911,850,415,386.06 = 367,779,774,090.86/x
  3. Step 3: Cross multiply
    660,761,138,794.82x = 911,850,415,386.06 × 367,779,774,090.86
  4. Step 4: Simplify right side
    660,761,138,794.82x = 335,360,139,775,341,995,491,328
  5. Step 5: Solve for x
    x = 335,360,139,775,341,995,491,328/660,761,138,794.82
  6. Step 6: Final answer
    x = 507,536,112,651.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.